/* 页面滑动 */
html{
  /* 让滚动条丝滑的滑动 */
  scroll-behavior: smooth;
}
/* 主题部分 */
.xtx-banner {
  height: 500px;
  background: #f5f5f5;
}

.xtx-banner .w {
  height: 100%;
  position: relative;
}

.xtx-banner .w .nav {
  position: relative;
  height: 100%;
}

.xtx-banner .w .nav ul{
  height: 100%;
}

.xtx-banner .nav li {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  /* 这里实现淡入淡出的关键 */
  transition: all 2s;
}

.xtx-banner .nav li img {
  width: 1240px;
  height: 500px;
}

.xtx-banner .nav .active {
  opacity: 1;
}

.xtx-banner .w .banner-left {
  position: absolute;
  top: 0;
  left: 0;
  width: 251px;
  height: 500px;
  background: rgba(0, 0, 0, .8);
  /* float: left; */
}

.xtx-banner .w .banner-left ul {
  height: 100%;
  height: 50px;
  /* transition: all 1s; */
}

.xtx-banner .w .banner-left ul li {
  height: 100%;
  line-height: 50px;
  padding-left: 35px;
  color: #fff;
  transition: all 1s;
}

.xtx-banner .w .banner-left ul li a {
  display: inline-block;
  height: 100%;
  color: #fff;
  transition: all .3s;
}

.xtx-banner .w .banner-left ul li i {
  float: right;
  height: 100%;
  padding-right: 20px;
  transition: all .3s;
}

/* 鼠标经过动画 */
.xtx-banner .w .banner-left ul li:hover i {
  transform: translateY(-5px);
  /* 1turn === 1圈 === 360度 */
  transform: rotate(-1turn);
}

.xtx-banner .w .banner-left ul li:hover a {
  transform: translateX(8px);
  /* color: #333333; */
}

.xtx-banner .w .banner-left ul li:hover {
  background-color: #27ba9b;
  cursor: pointer;
}

.xtx-banner .w .banner-right {
  height: 45px;
}

/* 右边轮播键头和小圆点 */
.xtx-banner .w .banner-right .prev {
  position: absolute;
  top: 50%;
  left: 260px;
  width: 45px;
  height: 45px;
  background: rgba(0, 0, 0, .3);
  color: #fff;
  border-radius: 50%;
  text-align: center;
  line-height: 45px;
}


.xtx-banner .w .banner-right .next {
  position: absolute;
  top: 50%;
  right: 10px;
  width: 45px;
  height: 45px;
  /* font-size: 30px; */
  background: rgba(0, 0, 0, .3);
  color: #fff;
  border-radius: 50%;
  text-align: center;
  line-height: 45px;
}

.xtx-banner .w .banner-right .iconfont {
  font-size: 20px;
}

/* 鼠标经过变色 */
.xtx-banner .w .banner-right .prev:hover i {
  color: #27ba9b;
}

.xtx-banner .w .banner-right .next:hover i {
  color: #27ba9b;
}

.xtx-banner .w .banner-right ul {
  position: absolute;
  left: 50%;
  bottom: 10px;
  height: 10px;
}

.xtx-banner .w .banner-right ul li {
  float: left;
  width: 10px;
  height: 10px;
  margin: 0 5px;
  background: rgba(255, 255, 255, .3);
  border-radius: 50%;
  cursor: pointer;
}

.xtx-banner .w .banner-right .active {
  background: rgba(255, 255, 255, 1);
}

/* 新鲜好物、人气推荐 */
.xtx-fresh {
  height: 520px;
  /* background-color: pink; */
  padding-top: 50px;
}

.xtx-fresh .xtx-font {
  width: 100%;
}

.xtx-fresh .xtx-font h3 {
  font-size: 29px;
  font-weight: normal;
  color: #333333;
}

.xtx-fresh .xtx-font p,
.xtx-fresh .xtx-font a {
  padding-top: 15px;
  font-size: 16px;
  color: #999;
}

.xtx-fresh .xtx-font p {
  margin-left: 35px;
}

.xtx-fresh .xtx-font a:hover {
  color: #27ba9b;
}

/* 新鲜好物 */
.xtx-fresh .xtx-commodity {
  width: 100%;
  height: 405px;
  margin-top: 30px;
}

.xtx-fresh .xtx-commodity .item {
  position: relative;
  float: left;
  height: 100%;
  width: 305px;
  margin-right: 5px;
  text-align: center;
  background-color: #f0f9f4;
  transition: 1s;
}

.xtx-fresh .xtx-commodity .item:hover {
  box-shadow: 0 3px 8px rgba(0, 0, 0, .5);
  transform: translateY(-5px);
}

.xtx-fresh .xtx-commodity .item img {
  width: 100%;
  height: 305px;
}

.xtx-fresh .xtx-commodity .item .font {
  font-size: 21px;
  color: #333333;

}

.xtx-fresh .xtx-commodity .item .price {
  font-size: 23px;
  color: #9a2e1f;
}

.xtx-fresh .xtx-commodity .item .new {
  position: absolute;
  top: 18px;
  left: 17px;
  width: 28px;
  height: 55px;
  font-size: 18px;
  color: #27ba9b;
  border: 2px solid #27ba9b;
  border-radius: 5px;
}

/* 人气推荐 */
.xtx-fresh .xtx-recommend {
  width: 100%;
  height: 405px;
  margin-top: 30px;
}

.xtx-fresh .xtx-recommend .item {
  float: left;
  height: 100%;
  width: 305px;
  margin-right: 5px;
  text-align: center;
  transition: 1s;
}

.xtx-fresh .xtx-recommend .item:hover {
  box-shadow: 0 3px 8px rgba(0, 0, 0, .5);
  transform: translateY(-5px);
}

.xtx-fresh .xtx-recommend .item img {
  width: 100%;
  height: 305px;
}

.xtx-fresh .xtx-recommend .item .font {
  font-size: 20px;
  color: #333333;

}

.xtx-fresh .xtx-recommend .item .describe {
  margin-top: 15px;
  font-size: 14px;
  color: #999999;
}

/* 热门品牌 */
.xtx-hot {
  height: 470px;
  background-color: #f5f5f5;
  margin-top: 35px;
}

.xtx-hot .w {
  height: 100%;
  position: relative;
}

.xtx-hot .w .hot-left h3 {
  margin-top: 40px;
  font-size: 29px;
  font-weight: 400;
  color: #333333;
}

.xtx-hot .w .hot-left p {
  margin-left: 35px;
  padding-top: 55px;
  font-size: 16px;
  color: #999999;
}

.xtx-hot .hot-right {
  width: 50px;
  height: 50px;
}

.xtx-hot .hot-right p {
  float: left;
  margin-top: 60px;
  width: 20px;
  height: 20px;
  text-align: center;
  background-color: #e2e2e2;
  color: #fff;
  cursor: pointer;

}

.xtx-hot .hot-right p:last-child {
  margin-left: 10px;
  background-color: #27ba9b;
}

.xtx-hot .img {
  margin-top: 15px;
}

.xtx-hot .img img {
  padding-right: 5px;
  width: 244px;
  height: 306px;
  transition: 1s;
}

.xtx-hot .img img:hover {
  box-shadow: 0 3px 8px rgba(0, 0, 0, .5);
  transform: translateY(-5px);
}

.xtx-seafood {
  height: 720px;
}

.xtx-seafood .seafood-font {
  height: 40px;
  width: 100%;
  margin-top: 35px;
  position: relative;
}

.xtx-seafood .seafood-font h3 {
  float: left;
  font-size: 29px;
  font-weight: 400;
  color: #333333;
}

.xtx-seafood .seafood-font .seafood-list {
  position: absolute;
  bottom: 0px;
  right: 160px;
  width: 500px;
  height: 40px;
  text-align: center;
  line-height: 40px;
}

.xtx-seafood .seafood-font .seafood-list li {
  float: left;
  margin: 0px 10px;
  width: 50px;
}

.xtx-seafood .seafood-font .seafood-list li a {
  float: left;
  font-size: 16px;
  width: 50px;
  color: #333333;
}

.xtx-seafood .seafood-font .seafood-list li:hover a {
  background-color: #27ba9b;
  color: #fff;
}

.xtx-seafood .seafood-font .all {
  float: right;
  margin-top: 10px;
  color: #999999;

}

.xtx-seafood .seafood-font .all:hover {
  color: #27ba9b;
}

.seafood-pic {
  margin-top: 30px;
}

/* 左侧图片 */
.seafood-pic .seafoot-left img {
  width: 242px;
  height: 617px;
  transition: 1s;
}

.seafood-pic .seafoot-left img:hover {
  box-shadow: 0 3px 8px rgba(0, 0, 0, .5);
  transform: translateY(-5px);
}

/* 右侧商品 */
.seafood-pic .seafoot-right {
  width: 968px;
  height: 617px;
  margin-left: 30px;
}

/* 每一个商品 */
.seafood-pic .seafoot-right .item {
  position: relative;
  width: 205px;
  height: 292px;
  margin-right: 23px;
  border: 1px solid transparent;
  transition: all 1.5s;
}

.seafood-pic .seafoot-right .item:hover {
  box-shadow: 0 3px 8px rgba(0, 0, 0, .5);
}

/* 第一个和第五个左外边距 */
.seafood-pic .seafoot-right .item:first-child,
.seafood-pic .seafoot-right .item:nth-child(5n) {
  margin-left: 30px;
}

.seafood-pic .seafoot-right .item:nth-child(4n) {
  margin-right: 0px;
}

/* 第五个之后的上外边距 */
.seafood-pic .seafoot-right .item:nth-child(n+5) {
  margin-top: 23px;
}

/* 生鲜右侧图片 */
.seafood-pic .seafoot-right .item img {
  width: 184px;
  height: 184px;
}

/* 文字描述 */
.seafood-pic .seafoot-right .item .brief,
.seafood-pic .seafoot-right .item .price {
  padding-left: 20px;
}

/* 描述 */
.seafood-pic .seafoot-right .item .brief {
  font-size: 16px;
  color: #333333;
}

/* 海鲜价格 */
.seafood-pic .seafoot-right .item .price {
  font-size: 22px;
  color: #9a2e1f;
}

/* 隐藏 找相似 */
.seafood-pic .seafoot-right .find {
  opacity: 0;
  position: absolute;
  bottom: -2px;
  width: 204px;
  height: 84px;
  margin-left: -1px;
  background-color: #27ba9b;
  text-align: center;
  transition: all 1.5s;
}

/* 找相似 */
.seafood-pic .seafoot-right .find .one {
  width: 173px;
  height: 40px;
  padding-top: 15px;
  margin-left: 15px;
}

.seafood-pic .seafoot-right .find p a {
  color: #fff;
}

/* 发现更多 */
.seafood-pic .seafoot-right .find .two a {
  font-size: 13px;
}

/* 鼠标经过item 显示找相似 */
.seafood-pic .seafoot-right .item:hover .find {
  opacity: 1;
}

/* 鼠标经过item 显示边框 */
.seafood-pic .seafoot-right .item:hover {
  border: 2px solid #27ba9b;
  cursor: pointer;
}

.xtx-elevator{
  position:fixed;
  right: 6%;
  top: 124px;
  width: 58px;
  font-size: 14px;
  background-color: #fff;
  border: 1px solid #e2e2e2;
  opacity: 0;
  transition: all .3s;
}

.xtx-elevator li{
  width: 38px;
  height: 50px;
  margin: 5px auto;
  line-height: 20px;
  border-bottom: 1px solid #e2e2e2;
  padding: 0 5px;
}

.xtx-elevator li:last-child{
  border-bottom: none;
}
.xtx-elevator a{
  width: 100%;
  height: 100%;
  color: #333;
}

.xtx-elevator li:hover a{
  color: #27ba9b;
}

.xtx-elevator li a.active{
  color: #27ba9b;
}
